[Opensim-dev] Still on Sim and Phys Frames per Second (FPS)
Melanie
melanie at t-data.com
Sat Nov 7 21:19:56 UTC 2015
The issue here is the so-called "lag meter". Since removal of the
multiplier, this reports all opensim regions as laggy, without
exception. Users' trust in the "lag meter" is damaging OpenSim
reputation. This is not a value that is merely for display; the
viewer uses this value for computations that are then used to
"judge" a sim to be "laggy" if it's below 35 or so fps. OpenSim now
always reports a lesser value. This is damaging and needs to be made
configurable and by default match the viewer's expectations.
- Melanie
On 07/11/2015 16:38, Seth Nygard wrote:
> While I understand the arguments surrounding the original decision to
> report values closely matching "the other grid", IMHO doing so created
> an incorrect understanding in many users' minds of how things work
> and/or behave. We are not that other grid and should never pretend to
> be. Had figures been reported correctly in the beginning then there
> would be no confusion now surrounding this subject. However avoiding
> confusion is a poor reason to roll back and once again report the
> artificially inflated values. It is better to simply educate and make
> it clear that the value of 11fps is indeed the correct value to expect,
> and is in fact the true value things always have ran at despite what any
> inflated reported value said.
>
> It is true that many scripts and tools have already been written to use
> the inflated values but they can all be changed with relative ease. The
> viewers already have many aspects that are different for Open Simulator
> so they can be changed easily as well for new versions also with
> relative ease. All we need to do as a community is establish what the
> correct and expected values are and then document and communicate them.
>
> As a user, scripter, tool developer, and grid manager, I for one want to
> see true and accurate values for any and all metrics regardless of where
> they are shown or how they may be used. I therefore am firmly against
> rolling back to any older artificially inflated values.
>
> Regards
> -Seth
>
>
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